CN105375216A - Manual service disconnect with screw cover - Google Patents
Manual service disconnect with screw cover Download PDFInfo
- Publication number
- CN105375216A CN105375216A CN201510500553.8A CN201510500553A CN105375216A CN 105375216 A CN105375216 A CN 105375216A CN 201510500553 A CN201510500553 A CN 201510500553A CN 105375216 A CN105375216 A CN 105375216A
- Authority
- CN
- China
- Prior art keywords
- plug
- assembly
- base portion
- manual
- decoupler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/945—Holders with built-in electrical component
- H01R33/95—Holders with built-in electrical component with fuse; with thermal switch
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
- H01H85/203—Bases for supporting the fuse; Separate parts thereof for fuses with blade type terminals
- H01H85/204—Bases for supporting the fuse; Separate parts thereof for fuses with blade type terminals for low voltage fuses with knife-blade end contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/54—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/0241—Structural association of a fuse and another component or apparatus
- H01H2085/025—Structural association with a binding post of a storage battery
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A manual disconnect includes a housing and a base attached to the housing by a fastener. The base includes primary terminals. The manual disconnect also includes a plug assembly that includes fuse terminals and a bolt cover. The plug assembly is movable relative to the base between a disconnected position wherein the fuse terminals are not engaged with respective primary terminals, and a primary circuit engaged position wherein the fuse terminals are engaged with respective primary terminals. When the plug assembly is in the primary circuit engaged position the bolt cover is positioned to prevent the fastener from being removed from the housing.
Description
Background
Present invention relates in general to a kind of Circuit Interrupt.More specifically, the present invention relates to the manual decoupler for the manual decoupler of storage battery (electricbatterymanualdisconnect).
Storage battery is used for storing electric power for various types of machine and powering.Battery is frequently used for portable electric appts and powers.Different from the power supply that can close of similar generator, battery can be powered continuously, as long as there is closed circuit between its terminal.Usually, when electronic equipment is keeped in repair, repairs or checks, circuit is opened, and makes to there is not current flowing.
Motor vehicle and motor vehicle driven by mixed power can use high-tension battery to store electric power.This power can by external source such as wall outlet or be provided to vehicle by house sources such as petrol engine or regeneration brake.High-tension battery may be used for for Vehicular system such as promotes the power electric motors of vehicle.Sometimes, desirably, disconnect high-tension battery and make to there is not the high-tension current being provided to any Vehicular system.This can be finished to be avoided to the damage of Vehicular system and be avoided to people injury.Such as, in order to reduce the risk of electric shock, in the maintenance period of vehicle, technical staff can disconnect battery, or after accident, first-aid personnel can disconnect battery.Therefore, the vehicle comprising high-tension battery can comprise manual decoupler, is manually opened to allow the circuit comprising high-tension battery.The manual decoupler with improvement is desirable.
Summary of the invention
The present invention relates to the manual decoupler for circuit.Manual decoupler comprise shell and by fastener attachment to the base portion of shell.Base portion comprises main terminal.Manual decoupler also comprises plug-assembly, and described plug-assembly comprises fuse terminal and bolted cover.Plug-assembly can move between the open position that do not engage with corresponding main terminal of fuse terminal and the main circuit bonding station that wherein fuse terminal engages with corresponding main terminal wherein relative to base portion.When plug-assembly is in main circuit bonding station, bolted cover is positioned to and prevents securing member from being removed by from shell.
When reading with reference to the accompanying drawings, according to following detailed description of the preferred embodiments, each aspect of the present invention will become obvious to those skilled in the art.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the motor vehicle comprising the high-tension battery had according to manual decoupler of the present invention.
Fig. 2 is the perspective view of the cross-section of manual decoupler, shows the base portion in open position and plug-assembly.
Fig. 3 is the perspective view seen from below of plug-assembly.
Fig. 4 is the view similar with the view of Fig. 2, shows the manual decoupler in link position.
Fig. 5 is the perspective view of the interlocking resistor component of manual decoupler.
Fig. 6 is the perspective view of plug-assembly, shows plug body separately and handle.
Fig. 7 is the perspective view seen from below of handle.
Fig. 8 is the cross sectional side view of the lock access of base portion.
Fig. 9 is the plane graph seen from above of the manual decoupler with the plug-assembly being connected to base portion.
Embodiment
With reference now to accompanying drawing, the schematic diagram of electric vehicle (usually with 10 instructions) has been shown in Fig. 1.The motor vehicle 10 illustrated comprises battery 12.The vehicle 10 illustrated is motor vehicles, but can be the vehicle of motor vehicle driven by mixed power or any desired type comprising battery 12.Battery 12 can be single battery, can be maybe multiple battery unit, words if desired.Motor vehicle 10 comprises the motor 14 being connected to driving wheel 16.Provide from the current flowing of battery 12 by motor 14 with the main circuit of 18 instructions.The motor 14 illustrated is the electric equipments of a type that can be connected to battery 12, and it should be understood that the electric equipment of any expectation can be powered by main circuit 18.
Motor vehicle 10 comprises generally with the manual decoupler of 20 instructions.Such as when motor 14 will be keeped in repair, manual decoupler 20 allows technical staff to open the main circuit 18 at battery 12 place.It should be understood that main circuit 18 only describes by the reduced form being enough to understand manual decoupler 20.The preferred embodiment of the present invention is described in the mode be associated with the battery 12 on motor vehicle 10, but it should be understood that the present invention can be used as the electric decoupler in any expectation circuit.
Manual decoupler 20 comprises the base portion 24 being mounted to battery 12 and the plug-assembly generally indicated with 26.Plug-assembly 26 can be moved relative to base portion 24 between link position and open position.Plug-assembly 26 comprises fuse 28.When plug-assembly 26 is at the link position relative to base portion 24, pass fuse 28 by the current flowing of main circuit 18.When plug-assembly 26 disconnects from base portion 24, main circuit 18 is for opening.
Manual decoupler 20 also comprises interlocking resistor 30.Interlocking resistor 30 is generally with a part for the interlock circuit of 32 instructions.Interlock circuit 32 is such circuit: be closed when plug-assembly 26 is connected to base portion 24 and be opened when plug-assembly 26 disconnects from base portion 24.Battery controller 34 monitors the state of interlock circuit 32.If interlock circuit 32 is opened, so battery controller 34 ends the current flowing by main circuit 18.
Now, with reference to Fig. 2, show the perspective view of manual decoupler 20, cross-section is visible to make internal part.In fig. 2, plug-assembly 26 be illustrated from base portion 24 disconnect and both main circuit 18 and interlock circuit 32 for opening.
Plug-assembly 26 comprises plug body 36 and handle 38.The plug body 36 illustrated and both the handles 38 illustrated are molded by plastics, but can expect that material is made by any other.As will be described below, handle 38 is connected to plug body 36, for relative rotary motion.With reference to Fig. 3, show the perspective view seen from below of plug-assembly 26.Fuse 28 is connected to plug body surface 40 by fuse holder 42.The fuse holder 42 illustrated is fastening remains between fuse holder 42 and plug body 36 independent working of plasticss to plug body 36 and by fuse.But the securing member that fuse 28 can be expected by any other remains on plug-assembly 26.The fuse illustrated comprises two fuse terminal 44a and 44b.The fuse terminal 44a illustrated and 44b is positive blade terminal (malebladeterminal), but they can be the electric terminals of any desired type.
Referring back to Fig. 2, base portion 24 comprises two main terminal 46a and 46b.Main terminal 46a and 46b illustrated is female terminal (femaleterminal), but they can be the electric terminals of any expectation.Base portion 24 is also included in the fuse base 48 defined in base surface 50.As below by description, when plug-assembly 26 is connected to base portion 24, main terminal 46a and 46b engages corresponding fuse terminal 44a and 44b.In addition, the part of fuse 28 and fuse holder 42 is arranged in fuse base 48.
With reference to Fig. 4, show the perspective view cut open being similar to Fig. 2, wherein plug-assembly 26 is connected to base portion 24.Plug-assembly 26 is by being inserted into be connected to base portion 24 in the base portion space defined by base side wall 54 of 52 instructions by plug-assembly 26.Plug-assembly 26 is inserted in base portion space 52 in direction of insertion 56.As directed, fuse terminal 44a is engaged by main terminal 46a.Although invisible in the diagram, it should be understood that fuse terminal 44b is engaged by main terminal 46b.When fuse terminal 44a and 44b is engaged by corresponding main terminal 46a and 46b, main circuit 18 is closed and battery 12 can provide electric current for motor 14.
As previously described with reference to Fig. 1, manual decoupler 20 also comprised a part for interlock circuit 32.Interlock circuit 32 is such circuit: be closed when plug-assembly 26 is connected to base portion 24 and be opened when plug-assembly 26 disconnects from base portion 24.With reference to Fig. 2, base portion 24 comprises base portion interlock connector 58.With reference to Fig. 3, plug-assembly 26 comprises complementary interlocking resistor component 60.As seen best in Fig. 5, interlocking resistor component 60 comprises and is connected to two interlocking resistors 30 between resistor terminal 62a and 62b.The resistor terminal 62a illustrated and 62b is positive blade terminal, but they can be the electric terminals of any expectation.As will be described below, base portion interlock connector 58 comprises engagement resistor terminal 62a and 62b with two of closed interlock circuit 32 complementary terminal (not shown).
Now in detail process plug-assembly 26 being connected to base portion 24 will be described.As previously mentioned, plug-assembly 26 comprises plug body 36 and handle 38.Fig. 6 is the perspective view that the handle 38 separated from plug body 36 is shown.The plug body 36 illustrated comprises the plug body sidewall 64 defined with the handle space of 66 instructions.The plug body 36 illustrated comprises four elastic hooks 68 extended in handle space 66.The handle 38 illustrated defines four handle grooves 70.The handle 38 illustrated can by relative to plug body 36 moving handle 38 and being inserted in handle space 66 in direction of insertion 56.Elastic hook 68 is deflected by handle 38 at first, and then resilience with engages handle 38.Then, each of elastic hook 68 is positioned in one of handle groove 70, and handle 38 can rotate around the rotation 72 being parallel to direction of insertion 56 relative to plug body 36.It should be understood that the amount of the relative rotation between handle 38 and plug body 36 is subject to the restriction of the length of handle groove 70.
Plug body 36 also comprises a pair flexible block 74a and 74b extended from plug body surface 40.Flexible block 74a and 74b illustrated and plug body surface 40 integrally molded, but can manufacture respectively, words if desired.Flexible block 74a and 74b defines corresponding V-shaped groove mouth 78a and 78b.With reference to Fig. 7, show the perspective view seen from below of handle 38.Handle 38 comprises the V-arrangement finger 80 extended below it.As will be described below, flexible block 74a and 74b and finger 80 cooperation think that technical staff provides sense of touch to indicate, and when instruction handle 38 is in relative in two positions of plug body 36.It should be understood that handle can comprise flexible block and plug body can comprise two fingers of cooperating, words if desired.
Flexible block 74a and 74b and finger 80 are arranged so that when handle 38 rotates relative to plug body 36, and first finger 80 will engage one of flexible block 74a and 74b and make it deflect.When handle 38 rotates relative to plug body 36 further, flexible block 74a and 74b of joint will rebound and finger 80 will be engaged in corresponding notch 78a and 78b.In order to make handle 38 rotate relative to plug body 36 further, technical staff must apply the power being enough to flexible block 74a and 74b is deflected.Therefore, technical staff can feel when finger 80 engages with notch 78a and 78b.When finger 80 engages with notch 78a, handle 38 is in the insertion position relative to plug body 36.When finger 80 engages with notch 78b, handle 38 is in the latched position relative to plug body 36.The meaning of these two positions will be described below.
Referring back to Fig. 2, handle 38 engages with plug body 36 and is in the insertion position relative to plug body 36.Then, the plug-assembly 26 of assembling moves in direction of insertion 56 relative to base portion 24 so that closed main circuit 18.The base portion 24 illustrated comprises optional base portion miter guide 82.The base portion guide 82 illustrated is the protuberances extended to from base side wall 54 base portion space 52.As shown in Figure 3, plug-assembly 26 comprises complementary plug guide 84.The plug guide 84 illustrated is the slits defined by plug body sidewall 64.When plug-assembly 26 is inserted in base portion space 52, plug body sidewall 64 is by engagement tabs 82 and prevent plug-assembly 26 from moving in direction of insertion 56, unless slit 84 is aimed at protuberance 82.Therefore, base portion guide 82 and plug guide 84 are cooperated to guarantee that plug-assembly 26 is suitably aimed at base portion 24 during being inserted in base portion 24 by service plug 26.Should be understood that the base portion guide 82 that illustrates and plug guide 84 can be replaced with the cooperation guide of any expectation.
The plug-assembly 26 illustrated comprises two locking plate 86a and 86b.But plug-assembly 26 can comprise locking plate 86a and 86b of different desired amts.Locking plate 86a and 86b illustrated and handle 38 integrally molded and extend from handle 38.But locking plate 86a and 86b can be parts separately, words if desired.As seen best in Fig. 2, base portion 24 comprise be defined in base side wall 54 inside on two lock access 88a and 88b.It should be understood that if desired, then plug-assembly 26 can define lock access and base portion can comprise locking plate.
When handle 38 is in the insertion position relative to plug body 36, slit 84 is aimed at protuberance 82, and plug-assembly 26 moves in direction of insertion 56 relative to base portion 24, and locking plate 86a and 86b enters corresponding lock access 88a and 88b.The cross sectional side view of lock access 88a has been shown in Fig. 8.Plug-assembly 26 can move until locking plate 86a mating passage wall 90a in direction of insertion 56, and this blocks the further motion of plug-assembly 26 in direction of insertion 56.Now, locking plate 86a is in 92a place, position and plug-assembly 26 is in main circuit bonding station relative to base portion 24.In this position, fuse terminal 44a and 44b is engaged by corresponding main terminal 46a and 46b, and main circuit 18 is closed.
Handle 38 can rotate around rotation 72 on locking direction 94 from main circuit bonding station.It should be understood that handle 38 rotates relative to both plug body 36 and base portion 24, and plug body 36 keeps static relative to base portion 24.Handle 38 can rotate until locking plate 86a is at position 96a relative to base portion 24.In the embodiment as shown, in order to move to position 96a from position 92a, handle 38 is by rotation 15 degree.But these positions can be the positions of separately rotating any desired amount.
Handle 38 can from position 96a in the enterprising moved further of direction of insertion 56.It should be understood that the plug-assembly 26 comprising handle 38 and plug body 36 is moving until locking plate 86a is at position 98a relative in the direction of insertion 56 of base portion 24.Now, plug-assembly 26 is in the interlocking position relative to base portion 24.Fuse terminal 44a and 44b keeps being engaged by corresponding main terminal 46a and 46b, and main circuit 18 remains closed.In addition, base portion interlock connector 58 engages with interlocking resistor component 60 with closed interlock circuit 32.Now, permission electric current is flow through main circuit 18 by battery controller 34.
From interlocking position, handle 38 can rotate around rotation 72 on locking direction 94.It should be understood that handle 38 rotates relative to both plug body 36 and base portion 24, and plug body 36 keeps static relative to base portion 24.Handle 38 can rotate until locking plate 86a is at position 100a relative to base portion 24.In the embodiment as shown, in order to move to position 100a from position 98a, handle 38 is by rotation 15 degree.But these positions can be the positions of separately rotating any desired amount.
When locking plate 86a is in position 100a, handle 38 is in the latched position relative to plug body 36.As previously mentioned, finger 80 engages with notch 78b.In this position, plug-assembly 26 is fully connected to base portion 24, and both main circuit 18 and interlock circuit 32 remain closed.
Above-mentioned for making plug-assembly 26 be connected to interaction between the process prescription of base portion 24 locking plate 86a and lock access 88a.It should be understood that locking plate 86b has the interaction similar to lock access 88b.
The aforesaid process for making plug-assembly 26 be connected to base portion 24 can be inverted with from base portion 24 disconnection of plug assembly 26.As set forth, during the connection of plug-assembly 26 to base portion 24, first main circuit 18 is closed and secondly interlock circuit 32 is closed.It should be understood that first interlock circuit 32 is opened and secondly main circuit 18 is opened during base portion 24 disconnection of plug assembly 26.
Referring back to Fig. 2, base portion 24 defines multiple mounting points 102.As shown in Figure 9, the mounting points 102 illustrated is blind holes, and described blind hole allows screw thread coupling such as bolt 104 to be used to make base portion 24 be attached to the shell 106 of battery 12.The base portion 24 illustrated comprises four mounting points 102, but can comprise the mounting points 102 of any desired amt.In addition, base portion 24 can use any other fastener attachment expected to shell 106.
The plug-assembly 26 illustrated comprises optional bolted cover 110.The bolted cover 110 illustrated is from the outstanding protuberance of plug body 36.Bolted cover 110 prevents manual decoupler 20 to be removed from battery 12, and does not first remove plug-assembly 26 from base portion 24.With reference to Fig. 2, the bolt cover slot 112 showing a bolted cover 110 (the second bolted cover is being cut open in region) and be defined in base side wall 54.When plug-assembly 26 is connected to base portion 24, bolted cover 110 is positioned in bolt cover slot 112.With reference to Fig. 9, bolted cover 110 is positioned to and is in line with some of mounting points 102 and prevents the bolt 104 in these mounting points 102 to be removed from shell 106.In order to remove the bolt 104 of covering from shell 106, first plug-assembly 26 must remove to expose bolt 104 from base portion 24.As previously mentioned, this will open both interlock circuit 32 and main circuit 18.Therefore, before manual decoupler 20 can be removed from battery 12, the electric current from battery 12 will be interrupted.
Operating principle of the present invention and pattern are explained in its preferred embodiment and are explained.But it must be understood that, the present invention can not deviated from the spirit or scope of the present invention in the mode different from the mode explained particularly and explain by putting into practice.
Claims (9)
1., for a manual decoupler for circuit, described manual decoupler comprises:
Shell;
Base portion, described base portion is attached to described shell by securing member, and described base portion comprises main terminal; With
Plug-assembly, described plug-assembly comprises fuse terminal and bolted cover, described plug-assembly can move between open position and main circuit bonding station relative to described base portion, described in described open position, fuse terminal does not engage with corresponding main terminal, described in described main circuit bonding station, fuse terminal engages with corresponding main terminal, and described bolted cover is positioned to and prevents described securing member from being removed by from described shell.
2., as claimed in claim 1 for the manual decoupler of circuit, wherein said base portion also comprises interlock connector and described plug-assembly also comprises interlocking resistor component; And
Wherein said plug-assembly can move to interlocking position relative to described base portion, and described in described interlocking position, interlock connector engages with described interlocking resistor component and described bolted cover is positioned to and prevents described securing member from being removed by from described shell.
3. as claimed in claim 2 for the manual decoupler of circuit, wherein said plug-assembly is mobile to make described plug-assembly move to described main circuit bonding station from described open position in an insertion direction relative to described base portion, and described plug-assembly encloses relative to described base portion and rotates about the axis to make described plug-assembly move to described interlocking position from described main circuit bonding station.
4., as claimed in claim 3 for the manual decoupler of circuit, wherein said direction of insertion is parallel to the described axis of rotation.
5., as claimed in claim 2 for the manual decoupler of circuit, wherein said plug-assembly comprises plug body and is attached thereon the handle for relative rotary motion.
6. as claimed in claim 5 for the manual decoupler of circuit, wherein said plug-assembly is mobile to make described plug-assembly move to described main circuit bonding station from described open position in an insertion direction relative to described base portion, and described handle encloses relative to described base portion and rotates about the axis to make described plug-assembly move to described interlocking position from described main circuit bonding station.
7. as claimed in claim 6 for the manual decoupler of circuit, wherein, when described handle relative to described base portion enclose rotate about the axis time, described plug body is static relative to described base portion.
8., as claimed in claim 1 for the manual decoupler of circuit, wherein said bolted cover comprises the sheet being attached to described plug-assembly.
9. as claimed in claim 1 for the manual decoupler of circuit, wherein said base portion is by multiple fastener attachment extremely described shell, described plug-assembly comprises multiple bolted cover, and when described plug-assembly is in described main circuit bonding station, each of described multiple bolted cover is positioned to and prevents one in described multiple securing member to be removed by from described shell.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/461,004 US9397459B2 (en) | 2014-08-15 | 2014-08-15 | Manual service disconnect with screw cover |
US14/461,004 | 2014-08-15 |
Publications (2)
Publication Number | Publication Date |
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CN105375216A true CN105375216A (en) | 2016-03-02 |
CN105375216B CN105375216B (en) | 2019-05-10 |
Family
ID=55302845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510500553.8A Active CN105375216B (en) | 2014-08-15 | 2015-08-14 | Manual service decoupler with screw cover |
Country Status (2)
Country | Link |
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US (1) | US9397459B2 (en) |
CN (1) | CN105375216B (en) |
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Also Published As
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US20160049761A1 (en) | 2016-02-18 |
US9397459B2 (en) | 2016-07-19 |
CN105375216B (en) | 2019-05-10 |
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